This stock has energized investors' portfolios over the past several years. Celsius (CELH 0.53%) shares have climbed 84% in the past three years (as of Aug. 20). That sounds like an impressive gain, but it's important to point out that the stock has tanked 58% just in the past five months. The market might be coming to grips with the fact that the company is entering a new phase of its lifecycle, one characterized by a more mature profile. Celsius has probably caught the attention of buy-the-dip investors l ...